/Engine/Source/Editor/UnrealEd/Public/Subsystems/PanelExtensionSubsystem.h
[TSharedRef](API\Runtime\Core\Templates\TSharedRef)< [SWidget](API\Runtime\SlateCore\Widgets\SWidget) > CreateWidget ( [FName](API\Runtime\Core\UObject\FName) ExtensionPanelID, [FWeakObjectPtr](API\Runtime\CoreUObject\UObject\FWeakObjectPtr) ExtensionContext )